If, in any
investigation or proceedings under this Part, a person properly claims
privilege in respect of any information —
(a) the
Complaints Committee or the State Administrative Tribunal may require that
person to disclose that information; and
(b) if
any information adverse to the interests of that person is then disclosed, no
question or answer relating to that information may be used in or in
connection with any procedures or proceedings other than —
(i)
those relating to the complaint or investigation
concerned; or
(ii)
those resulting from a report or disclosure under
section 589.